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GraphHopper Blog

Driving Directions with GraphHopper and Java on Raspberry Pi

GraphHopper is a fast and Open Source routing engine written in Java. The sources are at Github and you can try it online. Some months ago Java itself was ported to Raspberry Pi (ARM) and the latest versions even have the JDK from Oracle preinstalled. So there is no reason to not trying GraphHopper on […]

GraphHopper an Open Source and Flexible Alternative to Google Maps API

Update: No need to install and maintain GraphHopper on your own expensive hardware. Sign up to the GraphHopper Directions API for business which makes it very easy, cost effective and reliable to consume GraphHopper routes with always up-to-date software and OpenStreetMap data. On Monday we released version 0.2 of GraphHopper an Open Source road routing […]

Releasing GraphHopper 0.2 – Further & Faster Road Routing!

Today we’re releasing version 0.2 of our Open Source road routing engine GraphHopper written in 100% Java. Faster! All algorithms are faster due to bug fixes and fine tuning A preparation is necessary for our optional speed-up technique called Contraction Hierarchy. This preparation is also faster. Further! We finally fixed GPS-exact routing so you don’t have […]